<template>
  <div class="login_container">
    <div class="login_box">
      <!-- 头像区域 -->
      <div class="avanter_box">
        <img src="@/assets/logo.png" alt="" />
      </div>
      <!-- 表单区域 -->
      <div class="login_form">
        <el-form :model="loginForm" :rules="loginFormRules" ref="loginFormRef">
          <!-- 用户名 -->
          <el-form-item prop="username">
            <el-input
              v-model="loginForm.username"
              prefix-icon="iconfont icon-user"
            ></el-input>
          </el-form-item>
          <!-- 密码 -->
          <el-form-item prop="password">
            <el-input
              v-model="loginForm.password"
              type="password"
              prefix-icon="iconfont icon-3702mima"
            ></el-input>
          </el-form-item>
          <!-- 登录与重置按钮 -->
          <el-form-item class="btns">
            <el-button type="primary" @click="login">登录</el-button>
            <el-button type="info" @click="resetLoginForm">重置</el-button>
          </el-form-item>
        </el-form>
      </div>
    </div>
  </div>
</template>

<script>
export default {
  name: "login",
  data() {
    return {
      // 登录表单数据
      loginForm: {
        username: "admin",
        password: "123456",
      },
      // 表单的验证规则对象
      loginFormRules: {
        username: [
          { required: true, message: "请输入登录名称", trigger: "blur" },
          {
            min: 3,
            max: 10,
            message: "长度在 3 到 10 个字符",
            trigger: "blur",
          },
        ],
        password: [
          { required: true, message: "请输入登录密码", trigger: "blur" },
          {
            min: 3,
            max: 16,
            message: "长度在 3 到 16 个字符",
            trigger: "blur",
          },
        ],
      },
    };
  },
  methods: {
    // 重置表单数据
    resetLoginForm() {
      this.$refs.loginFormRef.resetFields();
    },
    // 点击登录
    login() {
      // validate 验证表单规则
      this.$refs.loginFormRef.validate(async (valid) => {
        if (!valid) return;
        const { data: res } = await this.$axios.post("Login", this.loginForm);
        
        if (res.meta.status == 400) {
          this.$message.error(res.meta.msg)
        }else{
          this.$message.success('登录成功')
          // 登录成功要保存token值
          // 跳转到首页
          window.sessionStorage.setItem('token',res.data.token)
          this.$router.push('/home')

        }
        
      });
    },
  },
};
</script>

<style lang="less" scoped>
.login_container {
  height: 100%;
  background-color: #2b4b6b;
}
.login_box {
  width: 450px;
  height: 300px;
  background-color: #fff;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  .avanter_box {
    height: 130px;
    width: 130px;
    border: 1px solid #eee;
    border-radius: 50%;
    box-shadow: 0 0 10px #ddd;
    padding: 10px;
    position: absolute;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: #fff;

    img {
      width: 100%;
      height: 100%;
      background-color: #eee;
      border-radius: 50%;
    }
  }
}
.login_form {
  width: 100%;
  position: absolute;
  bottom: 0;
  padding: 0 10px;
  box-sizing: border-box; //元素的总高度和宽度包含内边距和边框(padding 与 border) :
}
.btns {
  display: flex; //弹性盒模型
  justify-content: flex-end; //横轴尾部对齐
}
</style>
